Well if you hate cooking Zekkii there's lots of NPC food you could buy to achieve decent enough effects I feel. I don't know what's the most efficient NPC food though so that's something that someone would have to look into (too lazy to do it)
After scouring through all the recipes a few times, these are my favourites:
[spoiler=Strength]
[Image: http://i.imgur.com/iHqK6vi.png]
[/spoiler][spoiler=Intelligence]
[Image: http://i.imgur.com/iHqK6vi.png]
[/spoiler][spoiler=Dexterity]
[Image: http://i.imgur.com/a7sMdrp.png]
[Image: http://img560.imageshack.us/img560/4263/0sgt.png]
[/spoiler][Spoiler=Will]
[Image: http://img809.imageshack.us/img809/5066/tn7t.png]
[/Spoiler][spoiler=Luck (+HP/SP/MP)]
[Image: http://i.imgur.com/cDrZDgi.png]
[/spoiler]